<template>
  <div>
    <h1>hello vue</h1>
    <!-- 
      需求：a组件的数据传递到b组件中
     -->
    <testa></testa>
    <testb></testb>
  </div>
</template>

<script>
import testa from "./components/a.vue"
import testb from "./components/b.vue"
export default {
  components:{
    testa,
    testb
  }
}
</script>

<style>

</style>